Home / 5,590.04-8,379.12-2,662.16

Finding the Fourth Proportional to 5,590.04, 8,379.12 and 2,662.16

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Solution

The fourth proportional to 5,590.04, 8,379.12 and 2,662.16 is: 3,990.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,590.04 : 8,379.12 = 2,662.16 : x
  2. Step 2: Convert to fraction form
    5,590.04/8,379.12 = 2,662.16/x
  3. Step 3: Cross multiply
    5,590.04x = 8,379.12 × 2,662.16
  4. Step 4: Simplify right side
    5,590.04x = 22,306,558.10
  5. Step 5: Solve for x
    x = 22,306,558.10/5,590.04
  6. Step 6: Final answer
    x = 3,990.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.